Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
   Gnathostomata
     Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
       Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes see Infraclass Elasmobranchii Bonaparte, 1838
         Superorder Euselachii Hay, 1902 see Subclass Euselachii Hay, 1902
           Order Batoidea see Superorder Batoidea
             Suborder Myliobatoidea see Order Myliobatiformes Compagno, 1973
               1 Family Urolophidae Müller & Henle, 1841 - round stingrays
               2 Family Dasyatidae Jordan & Gilbert, 1879 - whiptail stingrays
               3 Family Potamotrygonidae Garman, 1877 - neotropical stingrays
               4 Family Gymnuridae Fowler, 1934 - butterfly rays
               5 Family Mobulidae Gill, 1893 - mantas
               6 Family Rhinopteridae Jordan & Evermann, 1896 - cownose rays
               7 Family Myliobatidae Bonaparte, 1835 - eagle rays